function GetResults()
{
 var cad = "?text=";

 cad = cad + escape(document.getElementById('txtSearch').value);

 if(escape(document.getElementById('txtSearch').value)=='')
 {
 alert('Please enter search criteria');
 document.getElementById('txtSearch').focus();
 }
 else
 document.location = "/SearchResults.aspx" + cad;
}